/*
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Library General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 *
 * ResponderLoadSensor.h
 * Copyright (C) 2013 Peter Newman
 */

/**
 * @addtogroup rdm_resp
 * @{
 * @file ResponderLoadSensor.h
 * @brief Holds the information about a load sensor.
 * @}
 */

#ifndef INCLUDE_OLA_RDM_RESPONDERLOADSENSOR_H_
#define INCLUDE_OLA_RDM_RESPONDERLOADSENSOR_H_

#include <string>
#include "ola/rdm/ResponderSensor.h"

namespace ola {
namespace rdm {
/**
 * A class which represents a load sensor.
 */
class LoadSensor: public Sensor {
  public:
    LoadSensor(const uint8_t load_average, const string &description)
        : Sensor(SENSOR_OTHER,
                 UNITS_NONE,
                 PREFIX_CENTI,
                 description,
                 SensorOptions(true,
                               true,
                               0,
                               SENSOR_DEFINITION_RANGE_MAX_UNDEFINED,
                               0,
                               SENSOR_DEFINITION_NORMAL_MAX_UNDEFINED)),
          m_load_average(load_average) {
      // set high / low to something
      Reset();
      // Force recorded back to zero
      m_recorded = 0;
    }

    static const int16_t LOAD_SENSOR_NUM_AVERAGES = 3;
    static const int16_t LOAD_SENSOR_ERROR_VALUE = 0;

  protected:
    int16_t PollSensor();

  private:
    uint8_t m_load_average;
};
}  // namespace rdm
}  // namespace ola
#endif  // INCLUDE_OLA_RDM_RESPONDERLOADSENSOR_H_
